Loud Lock 95mm Plastic Joint Tubes - 1000ct - ClearLoud Lock Joint Tubes are the perfect way to stash a pre roll or joint, while keeping it protected from the elements. These feature a flip top lid that has a hinge so the cap will never go missing. Each j tube has an airtight seal that traps odors inside making it smell proof, keeping contents discreet until it's time to use them. Durable plastic is UV resistant, and keeps cones and joints protected from water and from being crushed in a purse,